74289888

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 144

約数和(自身を含む): 223606656

約数和(自身を除く): 149316768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 53, 62, 72, 93, 96, 106, 124, 144, 157, 159, 186, 212, 248, 279, 288, 314, 318, 372, 424, 471, 477, 496, 558, 628, 636, 744, 848, 942, 954, 992, 1116, 1256, 1272, 1413, 1488, 1643, 1696, 1884, 1908, 2232, 2512, 2544, 2826, 2976, 3286, 3768, 3816, 4464, 4867, 4929, 5024, 5088, 5652, 6572, 7536, 7632, 8321, 8928, 9734, 9858, 11304, 13144, 14601, 14787, 15072, 15264, 16642, 19468, 19716, 22608, 24963, 26288, 29202, 29574, 33284, 38936, 39432, 43803, 45216, 49926, 52576, 58404, 59148, 66568, 74889, 77872, 78864, 87606, 99852, 116808, 118296, 133136, 149778, 155744, 157728, 175212, 199704, 233616, 236592, 257951, 266272, 299556, 350424, 399408, 467232, 473184, 515902, 599112, 700848, 773853, 798816, 1031804, 1198224, 1401696, 1547706, 2063608, 2321559, 2396448, 3095412, 4127216, 4643118, 6190824, 8254432, 9286236, 12381648, 18572472, 24763296, 37144944, 74289888]

約数ペア:

[(1, 74289888), (2, 37144944), (3, 24763296), (4, 18572472), (6, 12381648), (8, 9286236), (9, 8254432), (12, 6190824), (16, 4643118), (18, 4127216), (24, 3095412), (31, 2396448), (32, 2321559), (36, 2063608), (48, 1547706), (53, 1401696), (62, 1198224), (72, 1031804), (93, 798816), (96, 773853), (106, 700848), (124, 599112), (144, 515902), (157, 473184), (159, 467232), (186, 399408), (212, 350424), (248, 299556), (279, 266272), (288, 257951), (314, 236592), (318, 233616), (372, 199704), (424, 175212), (471, 157728), (477, 155744), (496, 149778), (558, 133136), (628, 118296), (636, 116808), (744, 99852), (848, 87606), (942, 78864), (954, 77872), (992, 74889), (1116, 66568), (1256, 59148), (1272, 58404), (1413, 52576), (1488, 49926), (1643, 45216), (1696, 43803), (1884, 39432), (1908, 38936), (2232, 33284), (2512, 29574), (2544, 29202), (2826, 26288), (2976, 24963), (3286, 22608), (3768, 19716), (3816, 19468), (4464, 16642), (4867, 15264), (4929, 15072), (5024, 14787), (5088, 14601), (5652, 13144), (6572, 11304), (7536, 9858), (7632, 9734), (8321, 8928)]